Finding the Third Proportional to 48,562 and 72,851

Step by Step Solution

1. Step 1: Write the proportion equation
   48,562 : 72,851 = 72,851 : x
2. Step 2: Convert to fraction form
   48,562/72,851 = 72,851/x
3. Step 3: Cross multiply
   48,562x = 72,851 × 72,851
4. Step 4: Simplify right side
   48,562x = 5,307,268,201
5. Step 5: Solve for x
   x = 5,307,268,201/48,562
6. Step 6: Final answer
   x = 109,288.50